diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/rcutree.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/rcutree.c b/kernel/rcutree.c index ba06207b1dd..fe7a9b090f9 100644 --- a/kernel/rcutree.c +++ b/kernel/rcutree.c @@ -283,7 +283,9 @@ cpu_has_callbacks_ready_to_invoke(struct rcu_data *rdp) static int cpu_needs_another_gp(struct rcu_state *rsp, struct rcu_data *rdp) { - return *rdp->nxttail[RCU_DONE_TAIL] && !rcu_gp_in_progress(rsp); + return *rdp->nxttail[RCU_DONE_TAIL + + ACCESS_ONCE(rsp->completed) != rdp->completed] && + !rcu_gp_in_progress(rsp); } /* |